Paradigm Windows

Paradigm Window Solutions is a custom vinyl window and sliding door manufacturer located in Portland, Maine, servicing the Northeast, Mid-Atlantic, and Mid-West regions of the United States. Our innovative fenestration solutions are made specifically to fit your needs and your budget. Designed and tested for strength and performance, our products are an optimal choice for the most diverse and rigorous of climates. We proudly stand by our premium products by offering an Industry-Leading Limited Lifetime Warranty.